JPS5954056A - 磁気光学記憶素子 - Google Patents

磁気光学記憶素子

Info

Publication number
JPS5954056A
JPS5954056A JP16588282A JP16588282A JPS5954056A JP S5954056 A JPS5954056 A JP S5954056A JP 16588282 A JP16588282 A JP 16588282A JP 16588282 A JP16588282 A JP 16588282A JP S5954056 A JPS5954056 A JP S5954056A
Authority
JP
Japan
Prior art keywords
film
refractive index
rotation angle
kerr rotation
thickness
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP16588282A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0479075B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Akira Takahashi
明 高橋
Junji Hirokane
順司 広兼
Hiroyuki Katayama
博之 片山
Kenji Oota
賢司 太田
Hideyoshi Yamaoka
山岡　秀嘉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sharp Corp
Original Assignee
Sharp Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sharp Corp filed Critical Sharp Corp
Priority to JP16588282A priority Critical patent/JPS5954056A/ja
Publication of JPS5954056A publication Critical patent/JPS5954056A/ja
Publication of JPH0479075B2 publication Critical patent/JPH0479075B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/10582—Record carriers characterised by the selection of the material or by the structure or form
    • G11B11/10586—Record carriers characterised by the selection of the material or by the structure or form characterised by the selection of the material
JP16588282A 1982-09-21 1982-09-21 磁気光学記憶素子 Granted JPS5954056A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16588282A JPS5954056A (ja) 1982-09-21 1982-09-21 磁気光学記憶素子

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16588282A JPS5954056A (ja) 1982-09-21 1982-09-21 磁気光学記憶素子

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP3211841A Division JP2908911B2 (ja) 1991-08-23 1991-08-23 磁気光学記憶素子

Publications (2)

Publication Number Publication Date
JPS5954056A true JPS5954056A (ja) 1984-03-28
JPH0479075B2 JPH0479075B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-12-14

Family

ID=15820764

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16588282A Granted JPS5954056A (ja) 1982-09-21 1982-09-21 磁気光学記憶素子

Country Status (1)

Country Link
JP (1) JPS5954056A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4743502A (en) * 1985-07-10 1988-05-10 Mitsubishi Chemical Industries Limited Magneto-optical medium
JPH01116942A (ja) * 1987-10-28 1989-05-09 Agency Of Ind Science & Technol 磁気カー回転角の増大方法および磁気カー効果材料
US4956243A (en) * 1986-01-31 1990-09-11 Sharp Kabushiki Kaisha Optical memory element
JPH056587A (ja) * 1991-08-23 1993-01-14 Sharp Corp 磁気光学記憶素子
US5521006A (en) * 1992-10-29 1996-05-28 Canon Kabushiki Kaisha Magneto-optical recording medium
EP0598377A3 (en) * 1992-11-17 1996-08-21 Mitsubishi Chem Ind Magneto-optical recording medium and optical information recording and reading-out method.

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5712428A (en) * 1980-06-23 1982-01-22 Sharp Corp Magnetooptic storage element
JPS5727494A (en) * 1980-07-23 1982-02-13 Sharp Corp Magneto-optical storage element
JPS57120253A (en) * 1981-01-14 1982-07-27 Sharp Corp Magnetooptical storage elemen

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5712428A (en) * 1980-06-23 1982-01-22 Sharp Corp Magnetooptic storage element
JPS5727494A (en) * 1980-07-23 1982-02-13 Sharp Corp Magneto-optical storage element
JPS57120253A (en) * 1981-01-14 1982-07-27 Sharp Corp Magnetooptical storage elemen

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4743502A (en) * 1985-07-10 1988-05-10 Mitsubishi Chemical Industries Limited Magneto-optical medium
US4956243A (en) * 1986-01-31 1990-09-11 Sharp Kabushiki Kaisha Optical memory element
JPH01116942A (ja) * 1987-10-28 1989-05-09 Agency Of Ind Science & Technol 磁気カー回転角の増大方法および磁気カー効果材料
JPH056587A (ja) * 1991-08-23 1993-01-14 Sharp Corp 磁気光学記憶素子
US5521006A (en) * 1992-10-29 1996-05-28 Canon Kabushiki Kaisha Magneto-optical recording medium
EP0598377A3 (en) * 1992-11-17 1996-08-21 Mitsubishi Chem Ind Magneto-optical recording medium and optical information recording and reading-out method.

Also Published As

Publication number Publication date
JPH0479075B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-12-14

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